.box {
  background-color: #1e90ff;
  width: 3rem;
  height: 3rem;
  position: fixed;
  right: 8%;
  bottom: 5%;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 1.5rem;
  color: white;
  font-size: 1.4rem;
  cursor: pointer;
}
